“principal moment”的概念、定义、翻译、参考文献-科学参考

单词	principal moment
释义	principal moment Encyclopedia 理学典型力系释 principal moment主矩力系中的所有力对一点之矩的矢量和。 Physics 力学 principal moment主矩 principal moment主矩^†
随便看	postal communication geography postal date stamp postal delivery postal distribution postal distribution net postal distribution of newspapers and periodicals postal facilitics Post algebra postal history postal household Postal Industry Standard System postal kiosk postal law Postal Law of the People's Republic of China postal man postal network postal newspapers and periodicals kiosk postal office Postal Periodicals Catalog postal pillar box postal private mail box postal remittance postal savings Postal Savings Bank of China Postal Savings Bank of Vienna

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。